<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml" xml:lang="en" lang="en">
<head>
<meta http-equiv="content-type" content="text/html; charset=ISO-8859-1" />
<title>WorkerThread xref</title>
<link type="text/css" rel="stylesheet" href="../../../../stylesheet.css" />
</head>
<body>
<pre>

<a name="1" href="#1">1</a>   <strong class="jxr_keyword">package</strong> org.methodize.nntprss.util;
<a name="2" href="#2">2</a>   
<a name="3" href="#3">3</a>   <em class="jxr_comment">/*<em class="jxr_comment"> -----------------------------------------------------------</em></em>
<a name="4" href="#4">4</a>   <em class="jxr_comment"> * nntp//rss - a bridge between the RSS world and NNTP clients</em>
<a name="5" href="#5">5</a>   <em class="jxr_comment"> * Copyright (c) 2002-2007 Jason Brome.  All Rights Reserved.</em>
<a name="6" href="#6">6</a>   <em class="jxr_comment"> *</em>
<a name="7" href="#7">7</a>   <em class="jxr_comment"> * email: nntprss@methodize.org</em>
<a name="8" href="#8">8</a>   <em class="jxr_comment"> * mail:  Jason Brome</em>
<a name="9" href="#9">9</a>   <em class="jxr_comment"> *        PO Box 222-WOB</em>
<a name="10" href="#10">10</a>  <em class="jxr_comment"> *        West Orange</em>
<a name="11" href="#11">11</a>  <em class="jxr_comment"> *        NJ 07052-0222</em>
<a name="12" href="#12">12</a>  <em class="jxr_comment"> * </em>
<a name="13" href="#13">13</a>  <em class="jxr_comment"> * This file is part of nntp//rss</em>
<a name="14" href="#14">14</a>  <em class="jxr_comment"> * </em>
<a name="15" href="#15">15</a>  <em class="jxr_comment"> * nntp//rss is free software; you can redistribute it </em>
<a name="16" href="#16">16</a>  <em class="jxr_comment"> * and/or modify it under the terms of the GNU General </em>
<a name="17" href="#17">17</a>  <em class="jxr_comment"> * Public License as published by the Free Software Foundation; </em>
<a name="18" href="#18">18</a>  <em class="jxr_comment"> * either version 2 of the License, or (at your option) any </em>
<a name="19" href="#19">19</a>  <em class="jxr_comment"> * later version.</em>
<a name="20" href="#20">20</a>  <em class="jxr_comment"> *</em>
<a name="21" href="#21">21</a>  <em class="jxr_comment"> * This program is distributed in the hope that it will be </em>
<a name="22" href="#22">22</a>  <em class="jxr_comment"> * useful, but WITHOUT ANY WARRANTY; without even the implied </em>
<a name="23" href="#23">23</a>  <em class="jxr_comment"> * warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR </em>
<a name="24" href="#24">24</a>  <em class="jxr_comment"> * PURPOSE.  See the GNU General Public License for more </em>
<a name="25" href="#25">25</a>  <em class="jxr_comment"> * details.</em>
<a name="26" href="#26">26</a>  <em class="jxr_comment"> *</em>
<a name="27" href="#27">27</a>  <em class="jxr_comment"> * You should have received a copy of the GNU General Public </em>
<a name="28" href="#28">28</a>  <em class="jxr_comment"> * License along with this program; if not, write to the </em>
<a name="29" href="#29">29</a>  <em class="jxr_comment"> * Free Software Foundation, Inc., 59 Temple Place, Suite 330, </em>
<a name="30" href="#30">30</a>  <em class="jxr_comment"> * Boston, MA  02111-1307  USA</em>
<a name="31" href="#31">31</a>  <em class="jxr_comment"> * ----------------------------------------------------- */</em>
<a name="32" href="#32">32</a>  
<a name="33" href="#33">33</a>  <em class="jxr_javadoccomment">/**</em>
<a name="34" href="#34">34</a>  <em class="jxr_javadoccomment"> * @author Jason Brome &lt;jason@methodize.org&gt;</em>
<a name="35" href="#35">35</a>  <em class="jxr_javadoccomment"> * @version $Id: WorkerThread.java,v 1.8 2007/12/17 04:18:14 jasonbrome Exp $</em>
<a name="36" href="#36">36</a>  <em class="jxr_javadoccomment"> */</em>
<a name="37" href="#37">37</a>  <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">class</strong> <a href="../../../../org/methodize/nntprss/util/WorkerThread.html">WorkerThread</a> <strong class="jxr_keyword">extends</strong> Thread {
<a name="38" href="#38">38</a>  
<a name="39" href="#39">39</a>      <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">boolean</strong> active = <strong class="jxr_keyword">true</strong>;
<a name="40" href="#40">40</a>      <strong class="jxr_keyword">private</strong> Runnable job = <strong class="jxr_keyword">null</strong>;
<a name="41" href="#41">41</a>      <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">final</strong> <a href="../../../../org/methodize/nntprss/util/SimpleThreadPool.html">SimpleThreadPool</a> threadPool;
<a name="42" href="#42">42</a>  
<a name="43" href="#43">43</a>      <strong class="jxr_keyword">public</strong> <a href="../../../../org/methodize/nntprss/util/WorkerThread.html">WorkerThread</a>(
<a name="44" href="#44">44</a>          ThreadGroup threadGroup,
<a name="45" href="#45">45</a>          <a href="../../../../org/methodize/nntprss/util/SimpleThreadPool.html">SimpleThreadPool</a> threadPool,
<a name="46" href="#46">46</a>          String threadName) {
<a name="47" href="#47">47</a>          <strong class="jxr_keyword">super</strong>(threadGroup, (Runnable) <strong class="jxr_keyword">null</strong>, threadName);
<a name="48" href="#48">48</a>          <strong class="jxr_keyword">this</strong>.threadPool = threadPool;
<a name="49" href="#49">49</a>      }
<a name="50" href="#50">50</a>  
<a name="51" href="#51">51</a>      <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">synchronized</strong> <strong class="jxr_keyword">void</strong> run(Runnable newJob) {
<a name="52" href="#52">52</a>          <strong class="jxr_keyword">if</strong> (<strong class="jxr_keyword">this</strong>.job != <strong class="jxr_keyword">null</strong>) {
<a name="53" href="#53">53</a>              <strong class="jxr_keyword">throw</strong> <strong class="jxr_keyword">new</strong> IllegalStateException(<span class="jxr_string">"Thread is already handling job"</span>);
<a name="54" href="#54">54</a>          } <strong class="jxr_keyword">else</strong> {
<a name="55" href="#55">55</a>              <strong class="jxr_keyword">this</strong>.job = newJob;
<a name="56" href="#56">56</a>              <strong class="jxr_keyword">this</strong>.notify();
<a name="57" href="#57">57</a>          }
<a name="58" href="#58">58</a>      }
<a name="59" href="#59">59</a>  
<a name="60" href="#60">60</a>      <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">synchronized</strong> <strong class="jxr_keyword">void</strong> end() {
<a name="61" href="#61">61</a>          active = false;
<a name="62" href="#62">62</a>          <strong class="jxr_keyword">this</strong>.notify();
<a name="63" href="#63">63</a>      }
<a name="64" href="#64">64</a>  
<a name="65" href="#65">65</a>      <em class="jxr_javadoccomment">/**</em>
<a name="66" href="#66">66</a>  <em class="jxr_javadoccomment">     * @see java.lang.Runnable#run()</em>
<a name="67" href="#67">67</a>  <em class="jxr_javadoccomment">     */</em>
<a name="68" href="#68">68</a>      <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> run() {
<a name="69" href="#69">69</a>          <strong class="jxr_keyword">while</strong> (active) {
<a name="70" href="#70">70</a>              <em class="jxr_comment">// We have work to do?</em>
<a name="71" href="#71">71</a>              <strong class="jxr_keyword">if</strong> (job != <strong class="jxr_keyword">null</strong>) {
<a name="72" href="#72">72</a>                  <strong class="jxr_keyword">try</strong> {
<a name="73" href="#73">73</a>                      job.run();
<a name="74" href="#74">74</a>                  } <strong class="jxr_keyword">catch</strong> (Exception e) {
<a name="75" href="#75">75</a>                      <em class="jxr_comment">// Need to log the exception..</em>
<a name="76" href="#76">76</a>                  }
<a name="77" href="#77">77</a>              }
<a name="78" href="#78">78</a>  
<a name="79" href="#79">79</a>              job = <strong class="jxr_keyword">null</strong>;
<a name="80" href="#80">80</a>  
<a name="81" href="#81">81</a>              <em class="jxr_comment">// Return thread to the pool</em>
<a name="82" href="#82">82</a>              threadPool.makeThreadAvailable(<strong class="jxr_keyword">this</strong>);
<a name="83" href="#83">83</a>  
<a name="84" href="#84">84</a>              <em class="jxr_comment">// Wait for next job</em>
<a name="85" href="#85">85</a>              <strong class="jxr_keyword">synchronized</strong> (<strong class="jxr_keyword">this</strong>) {
<a name="86" href="#86">86</a>                  <strong class="jxr_keyword">while</strong> (active &amp;&amp; job == <strong class="jxr_keyword">null</strong>) {
<a name="87" href="#87">87</a>                      <strong class="jxr_keyword">try</strong> {
<a name="88" href="#88">88</a>                          wait();
<a name="89" href="#89">89</a>                      } <strong class="jxr_keyword">catch</strong> (InterruptedException e) {
<a name="90" href="#90">90</a>                      }
<a name="91" href="#91">91</a>                  }
<a name="92" href="#92">92</a>              }
<a name="93" href="#93">93</a>  
<a name="94" href="#94">94</a>          }
<a name="95" href="#95">95</a>      }
<a name="96" href="#96">96</a>  
<a name="97" href="#97">97</a>  }
</pre>
<hr/><div id="footer">This page was automatically generated by <a href="http://maven.apache.org/">Maven</a></div></body>
</html>

